/**
 * Copyright 2011 FeedDreamwork SIG
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package org.feeddreamwork.processors;

import org.feeddreamwork.*;
import org.feeddreamwork.feed.*;

public class FeedContext {
	private FeedInfo feedInfo;
	private Feed feed;
	private FeedResult feedResult;
	private FeedBuilder feedBuilder;
	private boolean isCancelled;

	public FeedContext(FeedInfo feedInfo) {
		Utils.throwIfNull(feedInfo);
		this.feedInfo = feedInfo;
		isCancelled = false;
	}

	public FeedInfo getFeedInfo() {
		return feedInfo;
	}

	public Feed getFeed() {
		return feed;
	}

	public void setFeed(Feed feed) {
		Utils.throwIfNull(feed);
		if (this.feed != null)
			throw new IllegalStateException();
		this.feed = feed;
	}

	public FeedResult getFeedResult() {
		return feedResult;
	}

	public void setFeedResult(FeedResult feedResult, FeedBuilder feedBuilder) {
		Utils.throwIfNull(feedResult);
		Utils.throwIfNull(feedBuilder);
		if (this.feedResult != null)
			throw new IllegalStateException();
		this.feedResult = feedResult;
		this.feedBuilder = feedBuilder;
	}

	public FeedBuilder getFeedBuilder() {
		return feedBuilder;
	}

	public boolean isCancelled() {
		return isCancelled;
	}

	public void cancel() {
		isCancelled = true;
	}

	public String getFeedId() {
		return feedInfo.getFeedId();
	}
}
